package com.gj.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.gj.reggie.entity.Category;
import com.gj.reggie.entity.R;
import com.gj.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @author 郭嘉
 * @date 2022/12/28 - 14:47
 * 分类管理
 */
@RestController
@Slf4j
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;


    /**
     * 新增分类
     * @param category
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    /**
     *
     * @param page
     * @return
     */
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){
        //分页构造器
        Page<Category> pageInfo=new Page<>(page,pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> lambdaQueryWrapper=new LambdaQueryWrapper<>();
        lambdaQueryWrapper.orderByAsc(Category::getSort);
        categoryService.page(pageInfo,lambdaQueryWrapper);

        return R.success(pageInfo);
    }

    /**
     * 根据id删除分类
     * @param ids
     * @return
     */
    @DeleteMapping
    public R<String> delete( long ids){

        log.info("id :{}",ids);
        categoryService.removeCategory(ids);
        return R.success("分类信息删除成功");
    }

    /**
     * 根据id修改分类信息
     * @param category
     * @return
     */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }


    /**
     * 根据条件查询分类
     * @param category
     * @return
     */
    @GetMapping("list")
    public R<List<Category>> getCategoryList(Category category){

        //构建条件构造器
        LambdaQueryWrapper<Category> lambdaQueryWrapper=new LambdaQueryWrapper<>();
        lambdaQueryWrapper.eq(category.getType()!=null,Category::getType,category.getType());
        lambdaQueryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> categories=categoryService.list(lambdaQueryWrapper);
        return R.success(categories);

    }
}
